Podcast
Questions and Answers
What value of x will result in the mean of data set B being less than the mean of data set A and the range of data set B being greater than the range of data set A?
What value of x will result in the mean of data set B being less than the mean of data set A and the range of data set B being greater than the range of data set A?
- 55 (correct)
- 35
- 75
- 65
Which value of x will result in the mean of data set B being greater than the mean of data set A and the range of data set B being less than the range of data set A?
Which value of x will result in the mean of data set B being greater than the mean of data set A and the range of data set B being less than the range of data set A?
- 60
- 50
- 55
- 45 (correct)
Which value of x will result in the mean of data set B being equal to the mean of data set A and the range of data set B being equal to the range of data set A?
Which value of x will result in the mean of data set B being equal to the mean of data set A and the range of data set B being equal to the range of data set A?
- 55
- 65
- 60
- 50 (correct)
If the equation of the parabola is written in the form $y = ax^2 + bx + c$, what is the sum of the constants a, b, and c?
If the equation of the parabola is written in the form $y = ax^2 + bx + c$, what is the sum of the constants a, b, and c?
What is the value of a in the equation of the parabola $y = ax^2 + bx + c$ if the parabola opens upward?
What is the value of a in the equation of the parabola $y = ax^2 + bx + c$ if the parabola opens upward?
If the parabola intersects the x-axis at two points, what can be said about the discriminant of the quadratic equation $ax^2 + bx + c = 0$?
If the parabola intersects the x-axis at two points, what can be said about the discriminant of the quadratic equation $ax^2 + bx + c = 0$?
